boxy robot 3d model

Simple mechanical robot figure, boxy hard-surface armor style, dark grey and black. Body: rectangular chest box with visible panel lines and screw holes, flat surfaces for FDM 3D printing. Right arm: simple straight mechanical arm, no fingers, end is a flat circular plate with a small hole in the center for infrared tube to pass through. Back: large rectangular backpack module with two big cylindrical rocket thruster nozzles pointing backward, like jet engine exhaust pipes. Head: simple boxy head with LED-style eyes, antenna on top. Legs: two simple thick rectangular legs. Style: low-poly, blocky, chunky mechanical design, modular panels, minimal overhang, snap-fit assembly. No organic shapes, no detailed fingers, no complex curves. Industrial robot aesthetic.